{"id":"https://openalex.org/A5019728317","orcid":"https://orcid.org/0009-0000-6985-4520","observed_orcids":["https://orcid.org/0009-0000-6985-4520"],"display_name":"Nofrohu Retongga","raw_author_names":["Nofrohu Retongga","Retongga, Nofrohu"],"full_name":"Nofrohu Retongga","works_count":24,"cited_by_count":32,"summary_stats":{"2yr_mean_citedness":0.5294117647058824,"h_index":3,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5019728317","orcid":"https://orcid.org/0009-0000-6985-4520","observed_orcids":["https://orcid.org/0009-0000-6985-4520"]},"affiliations":[{"institution":{"id":"https://openalex.org/I4210156102","ror":"https://ror.org/0420bzz85","display_name":"Universitas Pembangunan Nasional Veteran Yogyakarta","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210156102"]},"years":[2023,2022,2021]},{"institution":{"id":"https://openalex.org/I4405273653","ror":"https://ror.org/007n2nm64","display_name":"Universitas Teknologi Sumbawa","country_code":"ID","type":"education","lineage":["https://openalex.org/I4405273653"]},"years":[2024,2023]},{"institution":{"id":"https://openalex.org/I4405273926","ror":"https://ror.org/00q7ckr05","display_name":"Institut Teknologi Sains Bandung","country_code":"ID","type":"education","lineage":["https://openalex.org/I4405273926"]},"years":[2023]},{"institution":{"id":"https://openalex.org/I4405275596","ror":"https://ror.org/03xbvhj45","display_name":"Sekolah Tinggi Teknologi Industri Padang","country_code":"ID","type":"education","lineage":["https://openalex.org/I4405275596"]},"years":[2026,2025]}],"last_known_institutions":[{"id":"https://openalex.org/I4405275596","ror":"https://ror.org/03xbvhj45","display_name":"Sekolah Tinggi Teknologi Industri Padang","country_code":"ID","type":"education","lineage":["https://openalex.org/I4405275596"]}],"topics":[{"id":"https://openalex.org/T10535","display_name":"Landslides and related hazards","count":7,"subfield":{"id":"https://openalex.org/subfields/2308","display_name":"Management, Monitoring, Policy and Law"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13065","display_name":"Mining Techniques and Economics","count":4,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10161","display_name":"Rock Mechanics and Modeling","count":3,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10747","display_name":"Disaster Management and Resilience","count":3,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11046","display_name":"Geotechnical Engineering and Analysis","count":3,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T14250","display_name":"Energy and Environmental Systems","value":7.08e-05,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13065","display_name":"Mining Techniques and Economics","value":4.78e-05,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12865","display_name":"Tailings Management and Properties","value":3.8e-05,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12729","display_name":"Tree Root and Stability Studies","value":3.22e-05,"subfield":{"id":"https://openalex.org/subfields/1107","display_name":"Forestry"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11923","display_name":"Mine drainage and remediation techniques","value":3.17e-05,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.9227076172828674},{"id":"127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","score":0.8470944166183472},{"id":"39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","score":0.6121000051498413},{"id":"205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","score":0.5511000156402588},{"id":"97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","score":0.5152000188827515}],"counts_by_year":[{"year":2021,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2023,"works_count":5,"oa_works_count":5,"cited_by_count":1},{"year":2024,"works_count":7,"oa_works_count":7,"cited_by_count":5},{"year":2025,"works_count":6,"oa_works_count":6,"cited_by_count":15},{"year":2026,"works_count":4,"oa_works_count":4,"cited_by_count":11}],"display_name_alternatives":["Nofrohu Retongga","Retongga, Nofrohu"],"block_key":"n retongga","works_api_url":"https://api.openalex.org/works?filter=author.id:A5019728317","awards_count":0,"updated_date":"2026-11-07T12:08:38","created_date":"2022-01-25T00:00:00"}
